1,3,4,9-Tetrachlorodibenzofuran, 1.2ml x 50ug/ml, nonane Back Catalog number: DF-1349-S Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 681308 Afidopyropen, 100 µg/ml, Acetonitrile, 1ml Price on request 30108 EPA Method 552.2 - Surrogate Standard Price on request 11726.12-100-IO 2,3,4,5,6-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request